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Neural coding (2)

Neural coding (2)

LECTURE 9. Neural coding (2). Introduction ? Topographic Maps in Cortex ? Synesthesia ? Firing rates and tuning curves II. The nature of neural code ? Rate coding or temporal coding? ( Barn owl auditory system , place cells, and grid cells)

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750 views • 52 slides
Chapter 26 The Urinary System

Chapter 26 The Urinary System

Chapter 26 The Urinary System. Kidneys, ureters, urinary bladder & urethra Urine flows from each kidney, down its ureter to the bladder and to the outside via the urethra Filter the blood and return most of water and solutes to the bloodstream. Overview of Kidney Functions.

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848 views • 52 slides
Chapter 26 The Urinary System

Chapter 26 The Urinary System

Chapter 26 The Urinary System. Kidneys, ureters, urinary bladder & urethra Urine flows from each kidney, down its ureter to the bladder and to the outside via the urethra Filter the blood and return most of water and solutes to the bloodstream. Overview of Kidney Functions.

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591 views • 52 slides
Alicia Notkin March 31, 2008

Alicia Notkin March 31, 2008

Molecular Mechanisms of Antidiuretic Effect of Oxytocin Li, C et al. J Am Soc Nephrol 19: 225-232, 2008. Alicia Notkin March 31, 2008. Outline. Background Purpose Methods Results Conclusion. Background. Location of aquaporins in the kidney (Nielsen 2002). Vasopressin & aquaporins.

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507 views • 50 slides
Chapter 6

Chapter 6

Chapter 6. The Skeletal System: Bone Tissue. INTRODUCTION. Bone composed of numerous tissue types: cartilage dense connective tissue epithelium blood-forming, adipose, & nervous tissues Each individual bone is an organ Bone, along with cartilage, makes up skeletal system

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668 views • 43 slides
What to make of: distributed representations summation of inputs Hebbian plasticity ?

What to make of: distributed representations summation of inputs Hebbian plasticity ?

What to make of: distributed representations summation of inputs Hebbian plasticity ?. Competitive nets. Pattern associators Autoassociators. "Hebb-Marr" associative nets. McNaughton & Morris, 1987.

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385 views • 38 slides
competition

competition

Elements of robustness:. feedback. degeneracy. competition. modularity. Feedback. A classic example of feedback in neural circuits: error correction during smooth pursuit. feedback. retinal inputs. Feedback Controller. ~100 ms. Sensed Variable. Feedforward Controller. eye

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418 views • 30 slides
Renal Regulation of Potassium, Calcium, Phosphate and Magnesium

Renal Regulation of Potassium, Calcium, Phosphate and Magnesium

Renal Regulation of Potassium, Calcium, Phosphate and Magnesium. http://www.biologymad.com/resources/kidney.swf. Regulation of Potassium (K) Excretion. Extracellular K concentration is about 4.2 mEq/L Daily K intake is between 50 to 200 mEq/L Hyperkalemia Hypokalemia.

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3.68k views • 20 slides
HYPOKALEMIA

HYPOKALEMIA

HYPOKALEMIA. Andal, Charlotte Ang , Jessy A2. Salient Features. 55 year old, male Diarrhea for several weeks Progressive weakness. Laboratory Findings. Patient. Normal Values. 135-145 meq /L 98-106 meq /L 3.5-5.0meq/L >15 meq /L. Blood Chemistry Na = 140 meq /L

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820 views • 14 slides
Histology of Endocrine glands

Histology of Endocrine glands

Histology of Endocrine glands. Pituitary gland Pituitary gland- magnified Thyroid and parathyroid glands Thyroid follicles- magnified. Pituitary gland. Intraglandular cleft. Neurohypophysis. Adenohypophysis. Intermediate part. Neurohy-pophysis. Intermed-iate part.

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222 views • 13 slides
Renal Physiology

Renal Physiology

Renal Physiology. Review. 1 Arcuate artery 2 Interlobular artery 3 Afferent arteriole 4 Efferent arteriole. 5. 6. 7. 7. What is this process called?. Describe the mechanism when MAP drops from 160mm to 80mm

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397 views • 8 slides

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